taglinefilesource code
SOUND_MIXER_PCM93drivers/sound/ad1848_mixer.hMIX_ENT(SOUND_MIXER_PCM,   6, 1, 0, 6,   7, 1, 0, 6),
SOUND_MIXER_PCM2831drivers/sound/gus_wave.ccase SOUND_MIXER_PCM:
SOUND_MIXER_PCM2897drivers/sound/gus_wave.ccase SOUND_MIXER_PCM:
SOUND_MIXER_PCM170drivers/sound/pas2_mixer.ccase SOUND_MIXER_PCM:  /* PAS PCM (0-31) */
SOUND_MIXER_PCM125drivers/sound/sb_mixer.hMIX_ENT(SOUND_MIXER_PCM,  0x04, 7, 4, 0x04, 3, 4),
SOUND_MIXER_PCM141drivers/sound/sb_mixer.hMIX_ENT(SOUND_MIXER_PCM,  0x04, 7, 4, 0x04, 3, 4),
SOUND_MIXER_PCM159drivers/sound/sb_mixer.hMIX_ENT(SOUND_MIXER_PCM,  0x32, 7, 5, 0x33, 7, 5),
SOUND_MIXER_PCM726include/linux/soundcard.h#define SOUND_MASK_PCM    (1 << SOUND_MIXER_PCM)
SOUND_MIXER_PCM749include/linux/soundcard.h#define SOUND_MIXER_READ_PCM    MIXER_READ(SOUND_MIXER_PCM)
SOUND_MIXER_PCM777include/linux/soundcard.h#define SOUND_MIXER_WRITE_PCM    MIXER_WRITE(SOUND_MIXER_PCM)